function divideByNum(arr) {
	let ary = arr.filter((item)=>{
        return item%3 === 0;
    })


	
    console.log(ary)
    return ary;
}
let ary = [];
divideByNum([12,4,5,13,15,21,34,65,27]
    )

    export {divideByNum}
    export {ary}